Join climate action groups

Lists of Climate Action Websites – reputable sources share lists of reliable websites with climate change information and solution-oriented suggestions.

Major Non-profit Networks

The U.S. Climate Action Network (USCAN) includes many of the largest nonprofits working for decades in the environmental protection field, including the Environmental Defense Fund, Greenpeace USA, Natural Resources Defense Fund, National Wildlife Federation, and Sierra Club. Many regional and local groups are also members of USCAN.
Member organizations

North American Hub of Urban Climate Change Research Network – a consortium of individuals from research institutions dedicated to the analysis of climate change adaptation and mitigation from an urban perspective. Their website includes a research database, lists of climate action organizations and networks, and climate action plans.
Climate Action Networks and Organizations

Wikipedia’s list of Climate Action groups
(As of May 4, 2023 “This page was last edited on 22 January 2021, at 20:33 (UTC).”):
Climate change organizations based in the United States

Foodtank’s list: “We spotlight and support environmentally, socially, and economically sustainable ways of alleviating hunger, obesity, and poverty and create networks of people, organizations, and content to push for food system change.”
36 Organizations Helping Solve the Climate Crisis

Special lists

Vox selection of less familiar climate action charities: “The groups I list below seem to be doing something especially promising in the light of certain criteria: importance, tractability, and neglectedness.”
The best climate change charities for 2022 and 2023

Atlantic Monthly’s 2021 list– “Climate-concerned donors should focus on helping to pass climate policy, not offset their emissions, an advisory group says.”
The Most Effective Nonprofits to Fight Climate Change

Climate Justice – Bentley University offers this list of international, national, regional and local Climate Justice organizations:
Climate Justice Organizations

Child-oriented Resources: Organizations For Teenagers

Use of Technology Resources:
60 inspiring nonprofits that are saving our planet with technology

National Academy of Medicine – list of programs to decarbonize the U.S. Health Sector:
Climate Network Organizations

Beyond Plastics – As the oil industry seeks to increase the production of plastics to offset any decline in the use of oil and gasoline, groups like Beyond Plastics are focused on the environmental harm of plastics. They describe themselves here. “Launched in January 2019, Beyond Plastics is a nationwide project based at Bennington College in Bennington, Vermont, that pairs the wisdom and experience of environmental policy experts with the energy and creativity of grassroots advocates to build a vibrant and effective movement to end plastic pollution.”